sapwoods - What does it mean?

Similar to 'sapwoods'

subtexts, spudgers, spadices, spathes, speedos, spathas, showboats, scaphoids, sheepdogs, shuftis, soffits, soviets, seabeds, shiftas, suffetes, sabotages, subdues, subducts, skeptics, sceptics, spadeas, sabbaths, septagons, safeties, spotdesks, sabbats, softies, speedways, subtasks, subitizes, subitises, seafoods, shufties, spotties, subheads, spaetzles, spitzes, sapheads, suavities, sippets, soyfoods, shaftways, squbits, subpaths, suevites, skippets, spadgers, shvitzes, schvitzes, spetchels, sapotas, softgoods, sapotes, shiftees, spadoes, sebates, scioptics, spetches, spathous, spitzers, sawpits, spitous, subaids, sophtas, seaboats, soapwoods, spodosols, septics, seepweeds, subtests, scopids, sepiids, sopites, siphoids, safties, softkeys, swifties, subtags, svitkas, shopbots, soapweeds, spiedies, shuvits, subideas, seaboots, softsoaps, softcodes, shpitzels, subtokens